NEM

NEM is a unique independent block chain with private cryptocurency: XEM. The currency has one of the largest market capitalizations and is popular because of the unique way of transaction confirmation, among other things, for which no high energy costs and expensive hardware needed: harvesting (instead of mining).

Advantages

It makes use of Proof-of-Importance instead of Proof-of-Work.

The fact that the SATE currency on a private block chain running and so no descent from Ethereum, Bitcoin or the crypto coin a solid image. In Japan, there are already many organizations - including banks - which of the NEM technology use, whether or not on a private block chain.

Disadvantages

There is no third body that helps you in this world. If you lose your wallet are you also lose everything. There is no possibility to ask somewhere on your wallet.

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